<h2>{{ message }}</h2>
<button (click)="query()">查询{{this.keyword === '肯德基' ? '麦当劳' : '肯德基'}}</button>
<h3>北京市{{keyword}}列表</h3>
<ul>
	<li *ngFor="let kfc of kfcList;">{{kfc.address}}</li>
</ul>
